While they've been the gold standard to identify positive coronavirus cases around the world for more than a year, PCR tests still aren't trusted by some social media users. An Oct. 4 Instagram post ...

A widely shared claim on social media has brought the Centers for Disease Control and Prevention's decision to retire its PCR test for COVID-19 back into the spotlight. "CDC Withdraws Use of PCR Test ...

WASHINGTON — As COVID-19 cases skyrocket to the highest numbers since the start of the pandemic, it’s become increasingly difficult for many Americans to track down a COVID-19 test. Then when you ...

Researchers often call the polymerase chain reaction test – known as the PCR test – "the gold standard" for detecting the COVID-19 virus. The test is considered highly reliable and effective, and it ...

Share on Pinterest A nasal swab test can be used to determine if a person has COVID-19. Getty Images Tests for COVID-19 include the polymerase chain reaction (PCR) diagnostic test, which is a nasal ...

Every American traveling abroad needs to take an antigen test to return to the United States. But the start of the trip is often even more cumbersome, as many other countries (nearly every one I have ...

An article shared on social media has falsely claimed the World Health Organisation (WHO) has admitted numbers of COVID-19 cases are “meaningless” due to “invalid” PCR tests. The WHO told Reuters this ...

A PCR test is often considered the gold standard for detecting coronavirus infection. It’s the test some employers want employees to take before returning to work after having Covid-19, and the one ...